Replacement tire load capacity and inflation
5 posts
Replacement Tire Size and Inflation Pressure: Choosing the Right Pressure
Learn how to select the correct inflation pressure when changing tire size. Understand sidewall markings, load index, and load-inflation tables to maintain load capacity and safety.
Replacing Standard Load Tires with XL Tires: Load Capacity and Inflation
Learn how XL (extra load) tires differ from standard load tires, how to adjust inflation pressure when switching, and how to use load-inflation tables and the vehicle tire placard for correct tire replacement.
How to Determine Load Capacity Requirements for Replacement Tires
How to read load index, load range, size and pressure markings, and how to check that a replacement tire carries at least the load your vehicle requires.
Passenger vs Light-Truck Tires: Comparing Load Capacity When Replacing Tires
How to read P-metric and LT-metric sidewall numbers, compare load index and load range, apply passenger-tire derating, and check size geometry when replacing tires.
How to Find the Right Tire Load-Inflation Table Using Your Sidewall Markings
Use the numbers on your tire sidewall to pick the correct load-inflation table, read load capacity at a given pressure, and see how size changes affect diameter.